Seiko Cal. 4571 - 379

This Automatic model from 1970 features a 39mm PVD Black case. Powered by the 4571 caliber with 31j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-a7bbf7a7f5d3]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1970

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